实验室作业10.2

import numpy as np import matplotlib.pyplot as plt import matplotlib as mpl import math x1=np.linspace(-1,0,100) y1=-2*x1 x2=np.linspace(0,0.5,100) y2=-pow(math.e,-abs(x2))+1 x3=np.linspace(0.5,1,100)

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